Protection mechanism failure in Roundcube Webmail - #VU124665
Published: March 30, 2026
Vulnerability identifier: #VU124665
CSH Severity: Medium
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-693
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient implementation of security measures when handling SVG images. A remote attacker can bypass SVG animate FUNCIRI attribute and load images from a remote location via fill, filter, or stroke and gain access to sensitive information.
Affected software
Roundcube Webmail
Remediation
Install updates from vendor's website.
Roundcube Webmail - addressed in versions 1.5.15, 1.6.15